Electronic Ignition
WARNING: This page does not describe the selected car, but rather 11 other vehicles, including the 2002 Mercury Grand Marquis, 2002 Lincoln Town Car, 2002 Ford Crown Victoria, 2001 Mercury Mountaineer, and 2001 Mercury Grand Marquis. However, it is still accessible from the selected car via links, so may be relevant.
The Electronic Ignition (EI) system generates a Profile Ignition Pick-Up (PIP) signal (engine RPM) and sends it to the PCM. Signal received by the PCM affects transmission strategy, Wide Open Throttle (WOT) shift control, TCC operation and EPC pressure.